49399960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72647}}^1$

素因数の和:72675

約数の個数: 32

約数和(自身を含む): 117689760

約数和(自身を除く): 68289800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 72647, 145294, 290588, 363235, 581176, 726470, 1234999, 1452940, 2469998, 2905880, 4939996, 6174995, 9879992, 12349990, 24699980, 49399960]

約数ペア:

[(1, 49399960), (2, 24699980), (4, 12349990), (5, 9879992), (8, 6174995), (10, 4939996), (17, 2905880), (20, 2469998), (34, 1452940), (40, 1234999), (68, 726470), (85, 581176), (136, 363235), (170, 290588), (340, 145294), (680, 72647)]